What is the severity of CVE-2019-17340?

CVE-2019-17340 has been classified with a severity level that can lead to privilege escalation or denial of service in Xen hypervisor environments.

How do I fix CVE-2019-17340?

To fix CVE-2019-17340, upgrade your Xen installation to version 4.11.4+107-gef32c7afa2-1 or later, or to a patched release from the affected software vendor.

What versions of Xen are affected by CVE-2019-17340?

CVE-2019-17340 affects Xen versions from 3.2.0 up to and including 4.11.2.

Can CVE-2019-17340 be exploited remotely?

CVE-2019-17340 requires access to the x86 guest OS, meaning it is not typically exploitable remotely without prior access.

What impact does CVE-2019-17340 have on system security?

CVE-2019-17340 can allow an unprivileged x86 guest OS user to escalate privileges or disrupt services on the Xen hypervisor.

Vulnerability/
CVE-2019-17340

high

8.8

CWE

401

8/10/2019

5/8/2024

CVE-2019-17340

First published: Tue Oct 08 2019(Updated: )

An issue was discovered in Xen through 4.11.x allowing x86 guest OS users to cause a denial of service or gain privileges because grant-table transfer requests are mishandled.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
debian/xen		4.11.4+107-gef32c7afa2-1 4.14.6-1 4.14.5+94-ge49571868d-1 4.17.2+76-ge1f9cb16e2-1~deb12u1 4.17.2+76-ge1f9cb16e2-1
Xen xen-unstable	>=3.2.0<=4.11.2
Debian GNU/Linux	=9.0
Debian GNU/Linux	=10.0

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Reference Links

Frequently Asked Questions

What is the severity of CVE-2019-17340?
CVE-2019-17340 has been classified with a severity level that can lead to privilege escalation or denial of service in Xen hypervisor environments.
How do I fix CVE-2019-17340?
To fix CVE-2019-17340, upgrade your Xen installation to version 4.11.4+107-gef32c7afa2-1 or later, or to a patched release from the affected software vendor.
What versions of Xen are affected by CVE-2019-17340?
CVE-2019-17340 affects Xen versions from 3.2.0 up to and including 4.11.2.
Can CVE-2019-17340 be exploited remotely?
CVE-2019-17340 requires access to the x86 guest OS, meaning it is not typically exploitable remotely without prior access.
What impact does CVE-2019-17340 have on system security?
CVE-2019-17340 can allow an unprivileged x86 guest OS user to escalate privileges or disrupt services on the Xen hypervisor.

collector/security-tracker-debian
agent/type
collector/mitre-cve
source/MITRE
agent/last-modified-date
agent/severity
agent/references
agent/weakness
agent/author
agent/first-publish-date
agent/description
agent/event
agent/source
agent/softwarecombine
agent/tags
collector/nvd-index
agent/software-canonical-lookup-request
package-manager/debian
vendor/xen
canonical/xen xen-unstable
version/xen xen-unstable/3.2.0
version/xen xen-unstable/4.11.2
vendor/debian
canonical/debian gnu/linux
version/debian gnu/linux/9.0
version/debian gnu/linux/10.0

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